Final accumulation of planetary-sized objects is generally believed to come from the gravitational relaxation of the disk of planetesimals .

Sexsomnia is still being researched in order to understand its causes and treatments but currently it can be treated with muscle relaxants and other therapeutic treatments.

These additional cases were expected, as a significant increase in acute flaccid paralysis (AFP) cases had been detected since the start of the outbreak.

On 4 April WHO Yemen was informed by Hudeida governorate health authorities of a cluster of acute flaccid paralysis (AFP) cases in children, the first cases of which had occurred in February 2005.

On hearing this he calmed down.